Basselinia humboltiana is an endemic solitary, subcanopy to emergent tree palm, that restricted in the southern part of Grande Terre in New Caledonia. Basselinia humboltiana occurs in dense humid forest on soils derived from ultramafic rocks from 800-1,000 m asl.
As the size of the population is small and consists of isolated individuals, Basselinia humboltiana is considered Near Threatened (NT) close to Vulnerable (VU) B1ab(iii)+ 2ab(iii) with a decline of habitat quality and number of locations equal to 7.